Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818299 | Method of manufacturing cold-rolled steel sheets | Susumu Sato, Hideo Suzuki, Takashi Obara, Kozo Tsunoyama | 1989-04-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818299 | Method of manufacturing cold-rolled steel sheets | Susumu Sato, Hideo Suzuki, Takashi Obara, Kozo Tsunoyama | 1989-04-04 |